B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
12.6%
12.6% -- share of cited urls that were dead for Google AI Overviews (2026)
Google AI Overviews had the lowest share of dead cited URLs among seven AI engines studied by Otterly.ai, at 12.6%.
- Based on a one-month snapshot of over 20 million cited URLs across seven AI engines
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
12.6%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Otterly.ai
Primary
Tier B
https://artlogic.ca/geo/faq ↗
Source Article
GEO Frequently Asked Questions
Original Research
Otterly.ai
· Original study ↗
Methodology
Otterly.ai cited-URL link health study
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Google AI Overviews: 12.6% share of cited urls that were dead. Source: Otterly.ai (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/otterly-google-aio-dead-links-12-6
HTML Embed
<blockquote cite="https://lighthousedata.io/data/otterly-google-aio-dead-links-12-6" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>12.6%</strong> -- share of cited urls that were dead for Google AI Overviews<br><small>Source: Otterly.ai (2026) · <a href="https://lighthousedata.io/data/otterly-google-aio-dead-links-12-6" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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